.cont{
    display: none;
    position: fixed;
    top: 15%;
    left: 15%;
    width: 66%;
    height: 66%;
    background-color: #D8D8D8;
    color: black;
    z-index:1;
    overflow: auto;
    border:1px solid #a1a1a1;
    border-radius:12px;
}
#s11{
    margin-top: 15px;
    margin-left:10px;
    width:200px;
}
img{
    margin-left:17px;
    border-radius:32px;
    height:70px;
    width:70px;
}
#aa1{

    width:300px;
    margin-left:200px;
    font-family:SimSun;
}